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2018 Mercedes Benz CLS63 AMG S 4Matic Sedan 218.376 V8 5.5L

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Your Vehicle 2018 Mercedes Benz CLS63 AMG S 4Matic Sedan 218.376 V8 5.5L
Your Vehicle 2018 Mercedes Benz CLS63 AMG S 4Matic Sedan 218.376 V8 5.5L
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2018 Mercedes Benz CLS63 AMG S 4Matic Sedan 218.376 V8 5.5L Engine Cooling Parts

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Engine Coolant Temperature Sensor - Priced Each

ES#4876382 - 0009056102 - Engine Coolant Temperature Sensor - Priced Each - Includes Sealing Ring - URO - Mercedes Benz

Includes Sealing Ring 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4876382
Mfg#:
0009056102
Ships in 1 Business Day
$8.99 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank

ES#4876233 - 2045000949 - Coolant Expansion Tank - does not include level sensor or lid - URO - Mercedes Benz

does not include level sensor or lid 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4876233
Mfg#:
2045000949
Ships in 1 Business Day
$60.99 USD
Free Shipping
on orders $49 and up

Center Low Temperature Radiator Replacement Kit

Includes CSF center radiator, Zerex G40 Coolant, and two radiator hose seals 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5456857
Mfg#:
1975000103KT
Ships in 3 Business Days
$635.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Pump Plug - Priced Each

For your M278 / M157 Water Pump - Two (2) Required Per Vehicle

Brand:
Bapmic - Corporate Logo
ES#:
5388741
Mfg#:
2782010103
In Stock at Vendor
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing O-Ring

Thermostat to Water Pump Seal Ring 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5388742
Mfg#:
2782010280
In Stock at Vendor
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing O-Ring

Thermostat to Radiator Hose - Outer

Brand:
Victor Reinz - Corporate Logo
ES#:
5388743
Mfg#:
0229976445
In Stock at Vendor
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M278 / M157 Turbocharger Cooling Lines - Set

ES#5388747 - 2782001300KT1 - M278 / M157 Turbocharger Cooling Lines - Set - For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage. - Assembled By ECS - Mercedes Benz

For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5388747
Mfg#:
2782001300KT1
Ships in 2 Business Days
$279.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Water Pump / Thermostat Kit

ES#5388745 - 1572000107KT - Water Pump / Thermostat Kit - Includes necessary parts to replace the thermostat and water pump. - Genuine Mercedes Benz - Mercedes Benz

Includes necessary parts to replace the thermostat and water pump.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5388745
Mfg#:
1572000107KT
Ships in 2 Business Days
$1820.99 USD
This product is lifetime replacement eligible Partial Replacement

Remanufactured Water Pump Assembly

Includes Pulley, Gaskets, and Plugs - Price includes a $61.10 refundable core charge.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5388740
Mfg#:
157200010764KT
Ships in 2 Business Days
$756.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Auxiliary Water Pump

ES#3646974 - 000500048680KT - Remanufactured Auxiliary Water Pump - Price includes a $44.85 refundable core charge - Genuine Mercedes Benz - Mercedes Benz

Price includes a $44.85 refundable core charge

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3646974
Mfg#:
000500048680KT
Ships in 3 Business Days
$480.99

This product was last offered at the strikethrough price on
05-05-2026

$478.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Center Low Temperature Radiator Replacement Kit

Includes Genuine Mercedes-Benz center radiator, G40 Coolant, and two radiator hose seals

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5456862
Mfg#:
1975000103KT1
Ships in 3 Business Days
$787.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank Replacement Kit

Everything you need to replace your faded, cracked, or leaky expansion tank!

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5481799
Mfg#:
2045000949KT
Ships in 3 Business Days
$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

Ensure proper cooling for your engine with a new radiator.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2067547
Mfg#:
1975000003
Ships in 3 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$880.00

This product was last offered at the strikethrough price on
07-30-2026

$817.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Radiator Replacement Kit - W218 CLS63 AMG

Refresh your V8 BiTurbo cooling system the right way. This comprehensive kit replaces the radiator, hoses, and expansion tank in one service, restoring factory cooling and eliminating leaks. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481849
Mfg#:
1975000003KT16
Ships on Aug 17, 2026
$1986.99

This product was last offered at the strikethrough price on
07-15-2026

$1937.99 USD
This product is lifetime replacement eligible Partial Replacement

Complete Radiator Replacement Kit - W218 CLS63 AMG

Refresh your V8 BiTurbo cooling system the right way. This comprehensive Genuine Mercedes-Benz kit replaces the radiator, hoses, and expansion tank in one service, restoring factory cooling and eliminating leaks.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5481848
Mfg#:
1975000003KT15
Ships on Aug 17, 2026
$2177.99 USD
This product is lifetime replacement eligible Partial Replacement

Water Pump Assembly

ES#4344479 - 1572000107 - Water Pump Assembly - Includes Pulley, Gaskets, and Plugs - Febi - Mercedes Benz

Includes Pulley, Gaskets, and Plugs 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4344479
Mfg#:
1572000107
Ships on Oct 21, 2026
Auto Notify
$296.99 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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